--The Fujian Longking Co., Ltd. (hereinafter referred to as "Dragon Net) was founded in 1971, professional commitment to research and development of air pollution control equipment has more than 30 years, is the backbone of the national environmental protection industry leading enterprises and China's largestspecializing in the flue gas dedusting, desulfurization and denitrification equipment and other air pollution control equipment Mechatronics R & D and manufacturing base. As vice president unit of China Environmental Protection Industry Association, China Association of Resources Comprehensive Utilization of technology and equipment committee chairman of the unit, the unit of the Chinese Society for Environmental Sciences, deputy director of the electrostatic precipitator Professional Committee of China Environmental Protection Industry Association, vice chairman of units and desulphurization and dust removal, deputy director of the Committee members units, piping material handling unit of the professional Committee, vice chairman. The successful listing of 2000 Longking A shares in Shanghai Stock Exchange, becoming the national environmental protection dust removal industry first listed company in Shanghai Stock Exchange 600 388 Long net dust production and sales for six consecutive years ranked in the same industry.